CN208534972U - A kind of support roller assembly - Google Patents
A kind of support roller assembly Download PDFInfo
- Publication number
- CN208534972U CN208534972U CN201820929675.8U CN201820929675U CN208534972U CN 208534972 U CN208534972 U CN 208534972U CN 201820929675 U CN201820929675 U CN 201820929675U CN 208534972 U CN208534972 U CN 208534972U
- Authority
- CN
- China
- Prior art keywords
- bearing
- supporting
- roller shaft
- pressure release
- release passage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Rolling Contact Bearings (AREA)
Abstract
The utility model relates to support roller assemblies, including bracket, wheel body, supporting-roller shaft, oil sealing, bearing (ball) cover and bearing, supporting-roller shaft is arranged in wheel in vivo by bearing rotation, and bearing (ball) cover is sheathed on the two sides in supporting-roller shaft and being located at bearing, and oil sealing is set between bearing (ball) cover and bearing；The lubrication channel and pressure release passage positioned at supporting-roller shaft both ends are equipped in supporting-roller shaft, one end that lubrication channel is located at outside is oil inlet end, and one end that lubrication channel is located inside is oil outlet, and oil inlet end is connected to supporting-roller shaft outer end face, and oil outlet is connected in bearing；It is inlet end that pressure release passage, which is located at inner opposite end, and it is exhaust end that pressure release passage, which is located at lateral ends, and inlet end is connected in bearing, and exhaust end is connected to supporting-roller shaft outer end face；Grease nipple is wherein installed in oil inlet end, the relief valve for controlling pressure release passage discharge gas is installed in exhaust end.The utility model fuel feeding is more smooth, can effectively extend support roller service life, can in time emit gas.
Description
Technical field
The utility model relates to support roller technical fields, and in particular to a kind of support roller assembly.
Background technique
Support roller generally requires to be lubricated the abrasion caused by avoiding bearing from rotating to reduce friction as a kind of rotating member.
The lubricating system of existing supporting-roller shaft is usually all by installing grease nipple at the both ends of supporting-roller shaft, and grease nipple connects grease gun, will
Lubricating oil is injected into supporting-roller shaft, is flow to again in the bearing at both ends later, to form lubricant layer between support roller and bearing, drop
The friction generated between low bearing roller and bearing internal external circle, but the structure of this both ends oil inlet simultaneously, will lead to the internal gas of wheel
Body, which can not discharge, is trapped in wheel in vivo, meanwhile, because of the continuous injection of lubricating oil, takes turns intracorporal air and is further compressed,
It takes turns internal air pressure to increase, oil sealing is caused to heave, make to squeeze to generate between oil sealing and end cap to rub, so that wheeling thereof be made to have some setbacks
Freely, the extruding that roller and bearing internal external circle generate can also damage the damage that bearing causes tugboat.
Utility model content
The purpose of this utility model is place against the above deficiency, and it is more smooth to provide a kind of fuel feeding, can effectively extend
Bearing service life, the support roller assembly that can in time emit gas.
The utility model solves scheme used by technical problem: a kind of support roller assembly, including bracket, wheel body, support roller
Axis, oil sealing, bearing (ball) cover and bearing, the supporting-roller shaft are arranged in wheel in vivo by bearing rotation, the both ends installation of supporting-roller shaft
On bracket, the bearing (ball) cover is sheathed on the two sides in supporting-roller shaft and being located at bearing, and the oil sealing is set to bearing (ball) cover and axis
Between holding；The lubrication channel and pressure release passage positioned at supporting-roller shaft both ends are equipped in the supporting-roller shaft, the lubrication channel is located at outer
One end of side is oil inlet end, and one end that lubrication channel is located inside is oil outlet, and the oil inlet end is connected to supporting-roller shaft outer end face,
The oil outlet is connected in bearing；It is inlet end that the pressure release passage, which is located at inner opposite end, and pressure release passage is located at lateral ends
For exhaust end, the inlet end is connected in bearing, and the exhaust end is connected to supporting-roller shaft outer end face；Wherein in the oil inlet end
Grease nipple is installed, the relief valve for controlling pressure release passage discharge gas is installed in the exhaust end.
Further, in order to realize the one-way flow of gas, the gas in supporting-roller shaft is emitted in time；The pressure release
Valve includes mandril and steel ball and spring in mandril, the outside of the mandril integrally formed with plain cushion and hex nut,
The mounting hole and gas vent for installing steel ball and spring are offered in mandril, mounting hole and gas vent axially penetrate through the top
Bar, the exhaust end include the first stomata and the second stomata set gradually from inside to outside, and the aperture of the first stomata is greater than pressure release
The aperture in channel, the aperture of the second stomata are greater than the aperture of the first stomata, and the steel ball is set in the first stomata and supports and letting out
On pressure passageway, the diameter of the steel ball is greater than the aperture of pressure release passage to block pressure release passage, one end of the spring and steel
Pearl is supported, and the other end of spring is supported in mandril, and the inside thread of the mandril is mounted in the second stomata.
Further, in order to which lubricating oil is injected into in bearing；The lubrication channel and the L-shaped structure distribution of pressure release passage
In the axial ends of supporting-roller shaft.
Further, in order to preferably bear radial load and axial load；The bearing includes two groups and is symmetrically set in wheel
Intracorporal single-row tapered roller bearing.
Further, in order to guarantee leakproofness, prevent lubricating oil from running out；The oil sealing is skeleton-type oil seal.
For the prior art, the utility model has the advantage that the utility model is used in one end of supporting-roller shaft
Grease nipple is installed, the relief valve of the other end is cooperated, quick fuel feeding is realized by grease nipple connection grease gun, when lubricating oil is covered with support roller
When the gap of the lubrication channel of axis and bearing, it will push the air in lubrication channel and bearing clearance and entered by inlet end and let out
Pressure passageway, lubricating oil can also be entered by inlet end and are covered with entire pressure release passage, when the air pressure in pressure release passage applies steel ball
Power when being greater than the elastic force that spring applies steel ball, steel ball will be opened, and air is emitted in time, setting in mandril
Gas vent facilitates gas to discharge, and in time emits the gas in supporting-roller shaft, so that entire Fuel injection system is more smooth, effect
Rate is higher, meanwhile, steel ball is opened, and lubricating oil flow to relief valve outer end from exhaust end, illustrate that wheel has been covered with butter in vivo, this
When can be with fuel cut-off.
Detailed description of the invention
The utility model is described in further detail in conjunction with the embodiments with reference to the accompanying drawings:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the partial enlarged view of A in Fig. 1.
In figure:
1- wheel body；2- bearing；3- oil sealing；4- bearing (ball) cover；5- lubrication channel；51- oil inlet end；52- oil outlet；6- support roller
Axis；7- grease nipple；8- pressure release passage；81- inlet end；82- exhaust end；The first stomata of 821-；The second stomata of 822-；9- pressure release
Valve；901- steel ball；902- spring；903- mandril；904- gas vent；905- hex nut；10- bracket.
Specific embodiment
The content of the present invention is described in detail with specific embodiment with reference to the accompanying drawings of the specification:
As shown in Figs. 1-2, the present embodiment provides a kind of support roller assembly, including bracket 10, wheel body 1, supporting-roller shaft 6, oil sealing 3,
Bearing (ball) cover 4 and bearing 2, the supporting-roller shaft 6 are arranged in wheel body 1 by the rotation of bearing 2, and the both ends of supporting-roller shaft 6 are mounted on
On bracket 10, the bearing end 4 is sheathed in supporting-roller shaft 6 and is located at the two sides of bearing 2, the oil sealing 3 be set to bearing (ball) cover 4 with
Between bearing 2；The lubrication channel 5 and pressure release passage 8 positioned at 6 both ends of supporting-roller shaft, the lubrication channel are equipped in the supporting-roller shaft 6
5 one end for being located at outside are oil inlet end 51, and one end that lubrication channel 5 is located inside is oil outlet 52, and the oil inlet end 51 is connected to
To 6 outer end face of supporting-roller shaft, the oil outlet 52 is connected in bearing 2；It is inlet end that the pressure release passage 8, which is located at inner opposite end,
81, it is exhaust end 82 that pressure release passage 8, which is located at lateral ends, and the inlet end 81 is connected in bearing 2, and the exhaust end 82 is connected to
To 6 outer end face of supporting-roller shaft；Grease nipple 7 is wherein installed in the oil inlet end 51, is equipped in the exhaust end 82 for controlling
The relief valve 9 of the discharge gas of pressure release passage 8.
In the present embodiment, in order to realize being automatically drained out for gas, the gas in supporting-roller shaft 6 is emitted in time；Institute
Stating relief valve 9 includes mandril 903 and steel ball 901 and spring 902 in mandril 903, the outside one of the mandril 903
Plain cushion and hex nut 905 are formed, the mounting hole for installing steel ball 901 and spring 902 and exhaust are offered in mandril 903
Hole 904, mounting hole and gas vent 904 axially penetrate through the mandril 903, and the exhaust end includes set gradually from inside to outside
One stomata 821 and the second stomata 822, the aperture of the first stomata 821 are greater than the aperture of pressure release passage 8, the aperture of the second stomata 822
Greater than the aperture of the first stomata 821, the steel ball 901 is set in the first stomata 821 and supports on pressure release passage 8, the steel
The diameter of pearl 901 is greater than the aperture of pressure release passage 8 to block pressure release passage 8, and one end and the steel ball 901 of the spring 902 support
Top, the other end of spring 902 are supported in mandril 903, and the inside thread of the mandril 903 is mounted in the second stomata 822.
In the present embodiment, in order to which lubricating oil is injected into arrive in bearing 2；The lubrication channel 5 and pressure release passage 8 are L-shaped
Structure distribution is in the axial ends of supporting-roller shaft 6.
In the present embodiment, in order to preferably bear radial load and axial load；The bearing 2 includes two groups and symmetrically sets
In the intracorporal single-row tapered roller bearing of wheel.
In the present embodiment, in order to guarantee leakproofness, prevent lubricating oil from running out；The oil sealing 3 is skeleton-type oil seal.
In the present invention, grease nipple 7 is installed using in one end of supporting-roller shaft 6, cooperates the relief valve 9 of the other end, by
Grease nipple 7 connects grease gun and realizes quick fuel feeding, and the lubrication channel 5 of supporting-roller shaft 6 and the gap of bearing 2 are covered with when lubricating oil
When, the air that will push in 2 gap of lubrication channel 5 and bearing enters pressure release passage 8 by the inlet end 81 of 2 other end of bearing,
Lubricating oil, which can also be entered by inlet end 81 and be covered with entire pressure release passage 8, works as pressure release because mandril 903 is now in the state of unscrewing
When air pressure in channel 8 is greater than the elastic force that spring 902 applies steel ball 901 to the power that steel ball 901 applies, steel ball 901 will be pushed up
It opens, air is emitted in time, and the gas vent 904 being arranged in mandril 903 facilitates gas to discharge, meanwhile, 901 quilt of steel ball
It opens, lubricating oil flow to relief valve outer end from exhaust end, illustrates to be covered with butter in wheel body 1, at this time can be with fuel cut-off；This
The structure of utility model can in time emit the gas in supporting-roller shaft 6, so that entire Fuel injection system is more smooth, avoid oil
Envelope 3 is heaved, and is guaranteed the service life of tugboat, after having added lubricating oil, is screwed mandril 903, is made at steel ball 901 and pressure release passage 8
In linear sealing state, by oil seal in supporting-roller shaft 6, support roller be can work normally.
Above-listed preferred embodiment has been further described the purpose of this utility model, technical solution and advantage,
It should be understood that the above is only the preferred embodiment of the utility model only, it is not intended to limit the utility model, it is all
Within the spirit and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in practical
Within novel protection scope.
Claims (5)
1. a kind of support roller assembly, it is characterised in that: described including bracket, wheel body, supporting-roller shaft, oil sealing, bearing (ball) cover and bearing
Supporting-roller shaft is arranged in wheel in vivo by bearing rotation, and the both ends of supporting-roller shaft are mounted on bracket, and the bearing (ball) cover is sheathed on support
Two sides on wheel shaft and positioned at bearing, the oil sealing are set between bearing (ball) cover and bearing；It is equipped in the supporting-roller shaft and is located at support
The lubrication channel and pressure release passage at wheel shaft both ends, one end that the lubrication channel is located at outside is oil inlet end, and lubrication channel is located at
One end of inside is oil outlet, and the oil inlet end is connected to supporting-roller shaft outer end face, and the oil outlet is connected in bearing；It is described to let out
It is inlet end that pressure passageway, which is located at inner opposite end, and it is exhaust end that pressure release passage, which is located at lateral ends, and the inlet end is connected to bearing
Interior, the exhaust end is connected to supporting-roller shaft outer end face；Grease nipple, installation in the exhaust end are wherein installed in the oil inlet end
There is the relief valve for controlling pressure release passage discharge gas.
2. support roller assembly according to claim 1, it is characterised in that: the relief valve includes mandril and is set in mandril
Steel ball and spring, the outside of the mandril is offered for installing steel ball in mandril integrally formed with plain cushion and hex nut
With the mounting hole and gas vent of spring, mounting hole and gas vent axially penetrate through the mandril, and the exhaust end includes from inside to outside
The first stomata and the second stomata set gradually, the aperture of the first stomata are greater than the aperture of pressure release passage, the aperture of the second stomata
Greater than the aperture of the first stomata, the steel ball is set in the first stomata and supports on pressure release passage, and the diameter of the steel ball is big
In the aperture of pressure release passage to block pressure release passage, one end and the steel ball of the spring are supported, and the other end of spring is supported
In mandril, the inside thread of the mandril is mounted in the second stomata.
3. support roller assembly according to claim 1, it is characterised in that: the lubrication channel and the L-shaped structure of pressure release passage
It is distributed in the axial ends of supporting-roller shaft.
4. support roller assembly according to claim 1, it is characterised in that: the bearing include two groups be symmetrically set in wheel it is intracorporal
Single-row tapered roller bearing.
5. support roller assembly according to claim 1, it is characterised in that: the oil sealing is skeleton-type oil seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820929675.8U CN208534972U (en) | 2018-06-15 | 2018-06-15 | A kind of support roller assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820929675.8U CN208534972U (en) | 2018-06-15 | 2018-06-15 | A kind of support roller assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208534972U true CN208534972U (en) | 2019-02-22 |
Family
ID=65391872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820929675.8U Active CN208534972U (en) | 2018-06-15 | 2018-06-15 | A kind of support roller assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208534972U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113700734A (en) * | 2021-08-25 | 2021-11-26 | 常熟得美零部件有限公司 | Wheel hub type moving guide device of agricultural greenhouse covering material collecting and releasing machine |
-
2018
- 2018-06-15 CN CN201820929675.8U patent/CN208534972U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113700734A (en) * | 2021-08-25 | 2021-11-26 | 常熟得美零部件有限公司 | Wheel hub type moving guide device of agricultural greenhouse covering material collecting and releasing machine |
| CN113700734B (en) * | 2021-08-25 | 2023-02-03 | 常熟得美零部件有限公司 | Wheel hub type moving guide device of agricultural greenhouse covering material retracting machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5658053A (en) | Shaft re-greasing hub | |
| US6357922B1 (en) | Lubrication system for high speed antifriction bearings | |
| CN208534972U (en) | A kind of support roller assembly | |
| CN201401441Y (en) | Aligning ball bearing | |
| CN203098796U (en) | Seal lubrication structure of sprocket inner bearing | |
| CN206468527U (en) | Plunger type high-pressure water filling pump lubricating oilses leak-proof device | |
| CN211599298U (en) | Bearing protection sealing structure | |
| CN104773629A (en) | Oil storage type anti-falling safety device | |
| CN204489887U (en) | Band conveyor guide pulley | |
| CN114623175A (en) | Safety guide pin structure for automobile brake | |
| CN209683802U (en) | A kind of power steering stgear drag link | |
| CN201212520Y (en) | Hinged joint pin apparatus | |
| CN206580411U (en) | A kind of anti-falling safety device | |
| CN108150529A (en) | A kind of high speed height lubricates double-row conical bearing | |
| CN201826918U (en) | Lubricating structure for cam shaft of automobile engine | |
| CN210165171U (en) | Breather valve for high-level oil tank and high-level oil tank with breather valve | |
| CN208252739U (en) | Loading machine gearbox bearing of input shaft forced lubrication device | |
| CN102537090A (en) | Oil-lubricated thrust bearing seat for ship | |
| CN202520953U (en) | Wheel cylinder double-lip packing cup of hydraulic brake | |
| CN202628733U (en) | Bolt with lubricant oil filling port | |
| CN205533792U (en) | Can adjust automobile bearing of inside lubricated oil mass | |
| CN201129460Y (en) | Dustproof type sealing means for main shaft of ball mill | |
| CN206145072U (en) | But belt reduction gear for cooling tower of random direction installation | |
| CN206054548U (en) | Self-lubricating type gas spring plane bearing | |
| CN204689298U (en) | A kind of oil storage type anti-falling safety device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |